<<<<<<< HEAD
all: main

main: main.cpp Container.h
	g++ main.cpp -o main -O2 -std=c++14

clean:
=======
all: main

main: main.cpp Container.h
	g++ main.cpp -o main -O2 -std=c++14

clean:
>>>>>>> 3898197 (第四次OJ)
	rm *.o main